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    <title>Document</title>
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<body>
<div id="stock_simulation">
    <!--头部-->

    <div class="simu_top br">
        <div class="st_l br"></div>
        <div class="st_m br"></div>
        <div class="st_r br"></div>
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    <!--主体-->
    <div class="simu_main br">
        <div class="sm_top br">
            <div class="smt_header br">
                <div class="smth_message br">
                    <div class="smth_l br"></div>
                    <div class="smth_r br"></div>
                    <hr>
                </div>
            </div>
        </div>


        <div class="sm_main br">
            <div class="smm_top br">
                <div class="smm_header">
                    <div class="smmt_message br"></div>
                </div>

            </div>
        </div>
        <div class="sm_bottom br"></div>
    </div>



</div>


</body>
</html>
